M54HCT273 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
M54HCT273 Datasheet PDF : 10 Pages
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M54/M74HCT273
PIN DESCRIPTION
PIN No
1
2, 5, 6, 9,
12, 15, 16,
19
3, 4, 7, 8,
13, 14, 17,
18
11
10
20
SYMBOL
CLEAR
Q0 to Q7
D0 to D7
CLOCK
GND
VCC
NAME AND FUNCTION
Master Reset Input
(Active LOW)
Flip Flop Outputs
Data Inputs
Clock Input (LOW to
HIGH, Edge Triggered)
Ground (0V)
Positive Supply Voltage
IEC LOGIC SYMBOL
TRUTH TABLE
CLEAR
L
H
H
H
X: Don’t Care
LOGIC DIAGRAM
INPUTS
CLOCK
X
OUTPUS
D
QA
X
L
L
L
H
H
X
Qn
FUNCTION
CLEAR
NO CHANGE
2/10
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